/**
 * Creat with IntelliJ IDEA
 * Description:
 * User: ztf
 * Date: 2021-10-20
 * Time: 10:33
 */
class calculator{
    private int num1;
    private int num2;

    public int getNum1() {
        return num1;
    }

    public void setNum1(int num1) {
        this.num1 = num1;
    }

    public int getNum2() {
        return num2;
    }

    public void setNum2(int num2) {
        this.num2 = num2;
    }
}

public class TestDemo7 {
    public static void main(String[] args) {

    }
}
